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SOUTHBAY CIVIL ENGINEERING LIMITED Constructing & Maintaining Essential Marine Assets

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Page 1: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

S O U T H B AY C I V I L E N G I N E E R I N G L I M I T E D

Constructing &MaintainingEssential Marine Assets

Page 2: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

Marine civil engineering has long

been held as a vital service to

ensure the continued operation

of the UK’s ports and harbours,

an industry which is the second

largest in Europe. The UK’s port

industry currently handles

more than 500 million tonnes of

freight as well as over 60 million

passenger journey’s every year.

In addition to this over half of

the UK’s population live within

30 miles of the sea placing a

greater strain on the marine

structures used to protect our

coast line, which in itself provides

communities with an essential

economic source through vital

industries such as fishing and

tourism. In order to cater for such

demands associated assets

require continuous maintenance,

upgrade and expansion for which

Southbay has played a vital part.

Across the last 15 years Southbay

have developed a reputation as

one of the UK’s leading maritime

civil engineering contractors,

undertaking technically

challenging contracts within

harsh, exposed environments.

Delivering contracts ranging

in value from £5k to £19m we

have developed successful

working relationships with a

number of long standing clients

including PD Ports, Forth Ports,

Port of Tyne, Scottish Power,

SABIC Petrochemicals and

various local authorities across

the UK. Our capabilities range

from the delivery of traditional

contracts, design & build, to Early

Contractor Involvement. Realising

the importance in constantly

evolving to provide our clients

with first class performance it

is our objective to become the

contractor of choice.

t: 0191 234 2244

e: [email protected]

Introduction to SouthbayPA U L S T E P H E N S O N , M A N A G I N G D I R E C T O R

J E R E M Y P R I T C H A R D , M A N A G I N G D I R E C T O R ,

N O R T H S H I E L D S F I S H Q U AY C O M PA N Y

Martin Cairns

Marketing & Tendering

Co-ordinator

0191 234 2244

martin.cairns@

southbaycivils.co.uk

S O U T H B AY C I V I L S . C O . U K 3

A first rate contractor who delivered our £5.75m project to renew North Shields Fish Quay to the highest standards, on time and within budget.

H E R E T O H E L P

Page 3: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

4 S O U T H B AY C I V I L S . C O . U K

Since forming in 2001 Southbay have established a

successful track record in the delivery of works across

all aspects of marine civil engineering, this includes

the skills required in the delivery of design and build

contracts. To this end we have developed successful

working relationships with a number of leading

design consultants. Many of our design solutions

have delivered savings to clients and ensured minimal

disruption to live operational environments.

Undertaking projects as either main or sub-contractor

we have established a core team of highly trained

and experienced staff. This resource is backed up by

directly employed skilled operatives including concrete

Specialists in Marine Civil EngineeringS O U T H B AY H AV E F O R G E D A R E P U TAT I O N A S S P E C I A L I S T S I N M A R I N E C I V I L

E N G I N E E R I N G . O U R E X P E R I E N C E I N C L U D E S C O A S TA L S T R U C T U R E S , M A J O R Q U AY S I D E

C O N S T R U C T I O N A S W E L L A S T H E U P G R A D E A N D M A I N T E N A N C E O F Q U AY S I D E A N D

J E T T Y F A C I L I T I E S .

workers, welders, formwork joiners, piling operatives

and plant/ machine operators. We operate a range of

in-house plant and marine craft which includes cranes,

excavators, work and safety boats, concrete pumps,

site accommodation and general plant. Such resources

ensure we are able to maintain a greater level of control

during project delivery, and ultimately a higher standard

of quality.

Several of our recently delivered contracts have

received industry acclaim including our North Shields

Fish Quay scheme which was awarded the CECA Project

of the Decade award.

C OA S TA L S T RUC T URE S M A JOR Q UAYSIDE

C ONS T RUC TION

Q UAYSIDE A ND JE T T Y

REPA IRS

S T E V E B E S T, T E C H N I C A L D I R E C T O R , F A I R H U R S T

Southbay show a high degree of technical ability and strive for innovation, delivering increased value to clients.

We are a leading provider of marine civil engineering solutions.

Given the vital industry and growing

communities located across the

UK’s coastline, protection from

harsh weather and resultant sea

state is of increasing importance

in order to minimise erosion and

safeguard key assets. Southbay

are experienced in the construction

and repair of coastal structures

including breakwaters, seawalls

and pier structures.

Working within both live port

and river environments we have

successfully delivered major

quayside projects ranging in value

up to £19m. Such projects have

incorporated tubular piling, sheet

piling, combi walls, earthworks,

dredging, concrete works, drainage,

services and fendering systems.

Many of these projects have been

awarded on a design and build basis.

With marine structures subject

to constant attack from the

elements and damage from

vessel movements we have been

responsible for undertaking

routine maintenance and repairs to

increase service life. This includes

quay furniture repairs, concrete

repairs, timber replacement, steel

repairs and cathodic protection. All

works are coordinated in line with

live shipping movements.

Page 4: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

Where we work

Given the nature of the work we undertake we realise the need to maintain

flexibility in terms of project delivery to which end we have the ability to

ensure rapid mobilisation in line with bespoke client requirements.

COMPANY

T H E G E O G R A P H I C A L C O V E R A G E O F T H E P R O J E C T S W E U N D E R TA K E

I S S P R E A D F A R A N D W I D E F R O M T H E N O R T H E A S T O F S C O T L A N D T O

A S F A R S O U T H A S T H E T H A M E S E S T U A R Y.

S O U T H B AY C I V I L S . C O . U K 7

Page 5: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

S O U T H B AY C I V I L S . C O . U K 9

DON’ T WA L K BY

We maintain a proactive approach

to health and safety and in

accordance operate an initiative

entitled ‘Don’t Walk By’. Employees

are encouraged to point out unsafe

situations and bring them to the

attention of site management

by filling in an observation card.

Submitted cards are received in

confidence and reviewed by our

management team, with actions

implemented to ensure potential

accidents do not become reality.

IN T ERN A L RE SOURCE S

We employ an experienced

Health and Safety Manager who

provides support to all of our live

sites, ensuring compliance to

company standards. This includes

undertaking regular planned site

audits and delivering site specific

briefing sessions. We also employ

the services of Northern Counties

Safety Group who provide specialist

advice across all areas of health

and safety, including industry best

practice and changing legislation.

T R A INING

To establish staff competency

we have developed a training

programme for all members of

staff across our business. This

training programme is developed

from a staff training matrix which

identifies both mandatory and

recommended training for all

staff disciplines. A cornerstone

of this matrix is the CSCS/ CPCS

competency card scheme, and the

5 Days Site Management Safety

Training Scheme.

Health and safety is at the forefront of all that we do with

nothing deemed more important than the well-being of our

staff and those affected by our works. To this end we have

developed an accredited Integrated Management System

combining ISO 9001 (Quality), ISO 14001 (Environment) and

OHSAS 18001 (Health and Safety). We are also registered

and accredited with CHAS and Constructionline, for

which annual reviews and assessments are undertaken.

Our efforts in health and safety have received further

recognition through the recent award of RoSPA Silver and

Gold status.

Working predominantly within a marine environment

we are experienced in the planning and management of

construction activities subject to significant risk including

aggressive weather conditions, tidal working, and live

operational environments. We are skilled in conducting

our activities in accordance with strict client protocols

including bespoke permit to work systems within heavily

regulated sites, most notably the petrochemical industry.

As further testament to our commitment to health & safety

we hold an annual Safety Day. Organised by our safety

department all staff and labour are invited to the event at

which relevant health and safety issues are discussed, and

speeches given by both internal and external speakers.

S T E P H E N P U G M I R E , A S S O C I AT E

D I R E C T O R , R O YA L H A S K O N I N G

Southbay are a competent contractor who are experienced in the delivery of marine works in both an efficient and safe manner.

Health & SafetyW E A R E C O M M I T T E D T O A C H I E V I N G A N E X C E L L E N T S TA N D A R D O F H E A LT H A N D

S A F E T Y A C R O S S A L L A R E A S O F O U R B U S I N E S S , E L I M I N AT I N G R I S K T H R O U G H

E S TA B L I S H E D P R O C E D U R E S .

Managing Director Paul Stephenson receiving

our ROSPA gold award.

Page 6: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

10 S O U T H B AY C I V I L S . C O . U K

M I K E M U L H O L L A N D , C H A I R M A N O F

L O S S I E M O U T H C O M M U N I T Y C O U N C I L

They have done a great job. It will enhance the area ready for the tourist season.

Coastal StructuresS O U T H B AY B R I N G U N R I VA L L E D E X P E R I E N C E I N T H E D E L I V E R Y O F W O R K S T O C O A S TA L

S T R U C T U R E S A F F E C T E D B Y E X T R E M E W E AT H E R C O N D I T I O N S A N D C O A S TA L E R O S I O N .

CLIENT

Sunderland City Council

PROGRAMME

June to November ‘14

VALUE

£725,000

This granite faced, pre-cast

concrete structure forms one of

two breakwaters to Sunderland

Harbour and at its seaward

end includes a regionally iconic

lighthouse. The pier a grade II listed

structure stretches 800m and

includes a rail track used to service

a former gun battery during the

second world war.

Our project work scope was

broadly divided into three areas.

Firstly, masonry void repairs were

undertaken in the form of filling

voids in the concrete foundation,

and areas of undermining beneath

the pier walls. Secondly, repairs

were completed to masonry pier

walls, namely pointing of vertical

and horizontal cladding, panel and

coping joints. Finally, the concrete

deck slab and associated rail track

was broken out, with the track

refurbished and reinstalled as part

of a new in-situ pattern imprinted

deck slab.

CLIENT

Sunderland City Council

PROGRAMME

2008-2011

VALUE

£600,000

Originally awarded for a two year

period this framework agreement

involved delivering various coastal

maintenance works including sea

wall repairs, outfall works, pier

repair and groyne maintenance. Due

to the success of the framework our

client extended its duration by a

further 12 months.

The largest work package involved

undertaking 350m of seawall

repairs to Marine Walk, located

on a busy stretch of public beach.

This involved providing a new

300mm thick and 3m high concrete

facing applied in 10m sections

using bespoke steel form-work.

To access the seawall 2m of beach

material was removed daily in

accordance with tidal movements.

Further work packages awarded

under the framework included the

construction of a new access ramp,

emergency repairs to an outfall

pipe, groyne maintenance, and the

re-pointing of copings at Roker Pier.

CLIENT

Moray Council

PROGRAMME

January to May ‘14

VALUE

£340,000

This masonry revetment and crest

wall is situated to the east side of the

town of Lossiemouth on the Moray

Coast, Scotland. The revetment,

which is adjacent to Lossiemouth

Harbour is approximately 350m in

length and around 3.5m high with

a crest wall rising approximately

a further 3m above. In December

2012, a section of the crest wall

was badly damaged during a storm,

resulting in its collapse.

The scheme involved the

construction of a new section of

masonry clad reinforced concrete

up-stand wall complete with tie in

works to the existing structure at

each side of the breach. This was

followed by raking out and grouting

of joints between individual stone

blocks throughout the face of the

crest wall around the collapsed

section. A void at the base of the

revetment was backfilled with

mass concrete, and masonry fill

reinstated.

ROK ER PIER M A JOR

M A IN T EN A NCE

SUNDERL A ND C OA S TA L F R A ME WORK

L OS SIEMOU T H SE AWA L L REPA IRS

Page 7: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

Methil Seawall A P R O J E C T I N V O LV I N G S I G N I F I C A N T U P G R A D E W O R K S T O A S T R E T C H O F

D I L A P I D AT E D S E AWA L L L O C AT E D A D J A C E N T T O T H E F I R T H O F F O R T H .

EN V IRONMEN T

The project was delivered within

a sensitive environment with the

works undertaken adjacent to

the Firth of Forth which acts as

a habitat to an internationally

important population of wetland

bird species, as well as Otters,

Cetaceans and Seals. The area is

a designated Special Protection

Area, RAMSAR Site and Site

of Special Scientific Interest.

This placed a number of strict

environmental considerations

on the project team requiring

detailed liaison with various

agencies.

HE A LT H & S A F E T Y

This exposed coastal location

presented a number of significant

health and safety risks not least

encountering Arctic winds of

between 80 and 120mph. Further

risks included working within a

tidal range subject to high swells

making access to the revetment

particularly challenging. This

required a phased approach and the

use of innovative temporary works

arrangements. Working on the beach

with heavy plant also required close

monitoring of the public to ensure

nobody entered the works during

construction.

C OL L A BOR ATION

During the works, it became

evident that areas of the structure

were in a significantly poorer

condition than originally advised.

As a result of this together with

Fairhurst we developed design

efficiencies which allowed us to

maximise the work scope in line

with the available budget. Given

the challenging location of the

works constant re-evaluation of

our methodology was required,

utilising the skills of the whole

project team to mitigate risk

created by working in such an

environment.

CLIENT

Scottish Power

PROGRAMME

March ‘13 to May ‘14

VALUE

£3.4m

P R O J E C T C A S E S T U D Y

Methil Seawall is located at East Fife, Scotland and was

constructed to provide protection to vital infrastructure

within a former power station, owned by our client

Scottish Power. Following decommissioning of this

facility in 2011 our client awarded Southbay a package

of works associated with the repair of the structure in

readiness to hand the site over to Forth Ports. Taking

the form of a design and build contract we appointed

Fairhurst who initially undertook a pre-condition survey

of the seawall to determine the extent of the required

repairs. Details of bespoke repairs and stand details for

similar repair types were then successfully developed.

The project focussed on a 630m section of the seawall

and associated revetment. Specifically, our work

scope included the removal of marine growth, grout

injection of the revetment to compact and fill voids, the

construction of a new 3m high toe wall to the 12m high

seawall, provision of a new skim wall, the installation of

9,000 tonnes of rock armour revetment, and specialist

concrete repairs. Concrete repairs consisted of the

provision of 450m2 of split and missing expansion

joints, and 350m2 of specialist repairs to spalling

concrete.

The exposed location of the works provided our site

team with a number of challenges not least working

within an aggressive tidal environment. The location of

identified repairs required the works to be programmed

in line with spring tidal cycles. When undertaking works

to certain areas of the structure careful consideration

was given to access requirements. Measures such as

constructing temporary access ramps and haul roads

were adopted to access the foreshore.

12 S O U T H B AY C I V I L S . C O . U K

Page 8: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

S O U T H B AY C I V I L S . C O . U K 15

Peterhead North Breakwater

A P R O J E C T T O R E C O N S T R U C T T H E N O R T H E R N B R E A K WAT E R O F

O N E O F T H E U K ’ S L A R G E S T F I S H I N G P O R T S , W H I C H I N V O LV E D

W O R K I N G W I T H I N A N E X P O S E D L O C AT I O N O N S C O T L A N D ’ S

C O A S T L I N E .

PROGR A MME

Due to the location of the works,

adverse weather conditions and

tidal swells generated by the

sea proved to be a major issue,

disrupting access and limiting

progress. This had a sizeable impact

in relation to activities carried

out to areas at low water level. A

proactive approach was taken to

daily planning in order to maximise

resource output during favourable

weather conditions which included

utilising weekend working.

S TA K EHOL DER L I A ISON

In working within one of the UK’s

busiest fishing ports the project

involved a significant stakeholder

interface. This included ASCO, a

global oil and gas supplier who

conduct their North Sea operations

out of the port. In addition, the

Breakwater doubles up as a

berthing facility on its inside face,

requiring close liaison with port

management to incorporate

multiple vessel movements during

the works.

HE A LT H & S A F E T Y

In working within this busy

operational environment, we

ensured the activities of all third

parties were incorporated into

our safe systems of work. A

bespoke traffic management plan

was developed to ensure plant

and vehicle movements were

safely coordinated in line with

stakeholder requirements. Through

such detailed planning an accident

frequency rate of zero was achieved

upon completion.

The port of Peterhead is situated in the North East of

Scotland and is one of the most heavily used fishing

ports in the UK. In January 2016, the port was subjected

to a severe coastal storm during which a 28m section of

wave wall was separated from the Northern Breakwater,

breaking and dislodging mass masonry blocks from the

structure in the process.

Our work scope included the repair of the damaged

section of breakwater through demolishing and

removing the remaining damaged block-work and

concrete, followed by its reconstruction using 26no. 30

tonne pre-cast concrete blocks. Further works included

the construction of a new 87m section of 1.5m high

reinforced concrete wave wall.

The pre-cast concrete blocks used to reconstruct the

breakwater were constructed on-site using our directly

employed workforce. In addition to reducing costs this

brought the added benefit of allowing us to maintain a

greater level of quality control. All pre-casting work was

undertaken prior to the removal of damaged sections of

the breakwater to limit its exposure to the aggressive

sea conditions, preventing further damage.

CLIENT

Peterhead Port

Authority

PROGRAMME

August ‘16 to

January ‘17

VALUE

£530,000

P R O J E C T C A S E S T U D Y

Page 9: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

Riverside Quay Extension A £ 19 M D E S I G N A N D B U I L D S C H E M E T O E X T E N D A N E X I S T I N G D E E P S E A Q U AY

F A C I L I T Y O N T H E R I V E R T Y N E I N C R E A S I N G B E R T H I N G C A PA C I T Y B Y A L M O S T 2 0 % .

DE SIGN INNOVATION

The design revolved around a

demanding client specification,

namely the tie in works to the

existing quay structure, position of

crane rails and the required berthing

line, all of which presented a complex

brief. Close co-ordination and timely

delivery of key design elements was

paramount to ensuring minimal

disruption to programme activities

and allowing the site team to achieve

all sectional completion dates.

PROGR A MME

Our client set a demanding

programme of 66 weeks. During

the first 6 months of the scheme

a total of 44 days were lost

to poor weather conditions,

which in addition to a number of

stipulated client possessions

called for a proactive approach

to all aspects of planning. To

mitigate against such down

time, we employed 24 hour and

weekend working.

HE A LT H & S A F E T Y

An excellent standard of health and

safety was maintained across a

congested site on which multiple high

risk activities were undertaken at any

one time. The contract marked the

beginning of our behavioural safety

initiative ‘Don’t Walk By’, which in part

played a key role in ensuring that no

reportable accidents were recorded

across the contract duration which

included working over 310,000 man

hours incident free.

CLIENT

Port of Tyne

Authority

PROGRAMME

December ‘14 to

February ‘16

VALUE

£19.2m

P R O J E C T C A S E S T U D Y

Delivered on behalf of the Port of Tyne Authority this

major scheme involved over 300 metres of quay work

including a 125m quay extension, the upgrade of 118m

of existing quay and 90m of quay wall renewal. The

project was required to support the increase in growth

of cargo volumes being handled by the port, namely

renewable fuel sources.

Working with our appointed designer Royal Haskoning

we developed the scheme design in accordance with

bespoke client requirements and to a demanding

programme. Initial site works included importing over

125,000 tonnes of engineering fill to construct an

earth bund which acted as a platform upon which a

300t crawler crane could be positioned to install piles

associated with the extension.

In delivering the scheme a total of 240no. tubular piles

and over 100 pairs of AZ sheet piles were installed. Due

to high rock levels a large number of piles were driven

to an average of 8 to 10m below the riverbed using the

‘Drill Drive Drill’ method. The formwork for the new

concrete deck consists of 2000m3 of precast structural

concrete, constructed onsite. Further work elements

included dredging 110,000m3 from the river bed, 12,000

tonnes of rock armour placement, the construction of

a new mooring dolphin, fendering, bollards, a crane rail

system, quay ladders, ducting and drainage.

A N D R E W M O F F AT, C H I E F E X E C U T I V E , P O R T O F T Y N E

16 S O U T H B AY C I V I L S . C O . U K

This is one of the biggest

investments we have made at the

port. It will allow us to significantly

increase the ports capacity to handle

increased volumes of cargo.

Page 10: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

S O U T H B AY C I V I L S . C O . U K 19

North Shields Fish Quay

A M U LT I P L E AWA R D W I N N I N G P R O J E C T I N V O LV I N G

T H E C O M P L E T E R E G E N E R AT I O N O F A N E X I S T I N G

Q U AY S I T U AT E D I N T H E H E A R T O F T H E L O C A L

F I S H I N G A N D B U S I N E S S C O M M U N I T Y.

DE SIGN INNOVATION

Together with our design partner

Fairhurst we delivered several

innovations which reduced costs.

This included removing the need

to demolish the existing quay

before construction of the new

structure, delivering savings in

terms of falsework and formwork.

In addition, we proposed to

change the closed quay to an open

structure eliminating the need to

remove contaminated material

which in turn reduced associated

risks and hazards.

EN V IRONMEN T

The site is located in close proximity

to the Northumberland Shore SSSI

which includes the Black Midden, an

area of ornithological importance.

All method statements and

programme timings were submitted

to and approved by Natural

England prior to progressing

works, minimising the potential for

disruption. In eliminating the need

to remove contaminated material

through our alternative design the

potential for pollution was greatly

reduced.

S TA K EHOL DER L I A ISON

Located within a busy quayside

environment, significant liaison was

required with the harbour master,

local businesses and residents.

When breaking out concrete and

installing tubular piles modern

plant was used to minimise noise

and vibration. A public notice board

was erected on site hoardings with

contact details and up to date

progress information provided.

Excellent feedback was received

from our client in relation to the

conduct of our activities.

This design and build contract involved providing a new 300m stretch of quay and

associated frontage on the River Tyne. The structure forms an integral part of the

North Shields Fish Quay which is one of the oldest fishing ports in the north of

England. Upon completion, the project received the CECA project of the decade

and ICE project of the year awards.

Originally constructed in 1905 the quay was suffering from significant

deterioration resulting in a danger to berthing vessels and the public. Together

with our appointed design partner Fairhurst we successfully developed an

innovative design solution which delivered significant cost savings to our client.

Working from a crawler crane positioned on top of the existing quay a total

of 300no. tubular piles were driven into the river bed. A new insitu reinforced

concrete deck 300m by 15m was placed on top of the existing quay deck.

Sections of the existing quay were then demolished allowing for the placement

of rock armour to the adjacent revetment. We then designed and installed a new

Cathodic Protection system. Further works included the provision of services,

bollards, fendering, ladders, and associated M+E installations.

CLIENT

North Shields

Fish Quay

Company Ltd

PROGRAMME

October ‘09 to

November ‘10

VALUE

£5.75m

P R O J E C T C A S E S T U D Y

J E R E M Y P R I T C H A R D , M A N A G I N G D I R E C T O R

N O R T H S H I E L D S F I S H Q U AY C O M PA N Y L I M I T E D

Southbay accommodated our requirements through embracing partnering, putting us the client first. They are by far the most professional and competent contractor we have employed.

Page 11: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

West Quay Improvements A £ 3 M C O N T R A C T T O C O N S T R U C T A N E W Q U AY F A C I L I T Y A S PA R T O F A M A J O R

I N V E S T M E N T P R O G R A M M E AT T H E A & P T Y N E S H I P B U I L D I N G F A C I L I T Y.

PROGR A MME

A challenging programme was

set by our client in accordance

with future orders placed at the

facility. Extensive pre-planning

and buildability reviews were

undertaken to ensure key sectional

completion dates were achieved.

Through working collaboratively

with the A&P management team

we ensured minimal disruption was

caused to daily operations, with

detailed interface plans drawn up

and discussed at weekly meetings,

ensuring complete coordination.

EN V IRONMEN T

Strict environmental conditions

were imposed by the Environment

Agency with detailed consideration

required when undertaking piling

works. Together with our client we

successfully secured the necessary

consents and licenses. Method

statements and programme

timings were submitted to the

Environment Agency for prior

approval. Our methodology was

developed to reduce environmental

risk when working in and above the

river.

HE A LT H & S A F E T Y

An excellent standard of health and

safety was maintained within this

live production facility with detailed

interface management plans

developed to ensure clear segregation.

Method statements were developed

to take cognisance of daily production

activities. A representative from A&P

was invited to attend weekly site

safety meetings to ensure accurate

information was fed back to the site

team relating to planned operations.

An Accident Frequency Rate of zero

was achieved upon completion.

CLIENT

A&P Tyne Ltd

PROGRAMME

January ‘10 to

September ‘10

VALUE

£3m

P R O J E C T C A S E S T U D Y

A project involving the construction of a new 100m long

quay on the River Tyne on behalf of A&P, one of the UK’s

leading engineering and fabrication specialists in the

ship building and oil & gas industries. This new heavy

duty quay constructed in an operational environment

incorporates a piled concrete deck with an area of

2200m2, of which 1500m2 is suspended. The new fully

serviced quay was constructed to replace an existing

timber structure which was suffering from significant

deterioration.

Working from our client’s design, the quay was

constructed from a detailed brief including a uniformed

load of 10t/m2 and the need to incorporate heavy

mobile cranes. The modern berth will enable the load

out of ship units either with self propelled trailers or

with heavy lift cranes. This direct access to the River

Tyne will allow for specialist vessels including aircraft

carriers to be assembled and transported directly from

the new quay on to barges and other sea going vessels.

In constructing the new quay, a total of 106no. tubular

steel piles 916mm in diameter and 35m in length were

driven into underlying rock along the waterfront. The

new quay deck has been tied into a new concrete bearing

slab positioned at the rear of the quay which covers

an area of 2760m2. The new quay includes fenders,

bollards, ladders and services. The quay is tailor made

for deep berthing so vessels can moor alongside and

hook up to utility services directly from the structure.

S T E WA R T B O A K , M A N A G I N G D I R E C T O R , A & P T Y N E

These are exciting times for the

company and we now have a first

class facility that will allow us to

compete for work in the existing

and new energy markets and grow

the business for the future.

20 S O U T H B AY C I V I L S . C O . U K

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S O U T H B AY C I V I L S . C O . U K 2 3

Broomhill Quay

T H E R E PA I R A N D R E S T O R AT I O N O F A N E X I S T I N G

Q U AY W H I C H I S H E AV I LY R E L I E D U P O N B Y T H E L O C A L

F I S H I N G A N D L E I S U R E C O M M U N I T Y.

K E Y CH A L L ENGE S

Due to the instability of the existing

quay gaining the required access

was particularly challenging,

resulting in all craneage being set

back from the quay edge to prevent

collapse. Further challenges

included the design level of the

required sheet piles, which was

below water level on even the

lowest spring tides. To overcome

this, we installed the piles using a

combination of underwater vibro

and impact piling.

EN V IRONMEN T

Working closely with our client

we secured the necessary MMO

licence and developed a bespoke

Environmental Management Plan

to control associated risks. In

preparing method statements

significant attention was paid to

the passage of migratory fish and

the impact of our works on several

important bird species including

various tern birds. The project

was delivered with no reported

incidents.

S TA K EHOL DER L I A ISON

In addition to being in regular use

by the local fishing community the

area is a popular tourist attraction,

with the works coinciding with the

early summer months. Advanced

notification was given to local

businesses and residents with

frequent updates provided by our

Project Manager. In testament

to the effort of the site team the

contract was delivered 6 weeks

ahead of programme despite

challenging weather conditions.

Broomhill Quay forms part of a small seaport within the town of Amble, which is

situated on the Northumberland coast line. The harbour is located at the mouth

of the River Coquet and is heavily used by the local fishing community and those

accessing amble marina. Consisting of two main quays, Broomhill is the most

heavily used facility to moor vessels.

Following significant deterioration of the quay caused in part by major flooding,

the structure was closed to the public. Our team was tasked with constructing

a new quay frontage in the form of a retaining wall. This consisted of installing

H piles varying in length in front of the existing quay face. These piles act as king

posts allowing low level sheet piles to act as a combi wall, protecting the toe from

future under scour.

To retain the aesthetics of the adjacent quay bespoke pre-cast units were

installed between the king posts to form a smooth concrete face. Further works

included a reinforced concrete quay slab, bollards, mooring rings and provision of

utilities. The works incorporated a new berthing arrangement.

CLIENT

Warkworth

Harbour

Commission

PROGRAMME

January ‘13 to

June ‘13

VALUE

£700,000

P R O J E C T C A S E S T U D Y

Page 13: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

Swan Hunter Regeneration A C H A L L E N G I N G £ 3 M C O N T R A C T T O R E S T O R E 3 0 0 M O F Q U AY F R O N TA G E AT O N E O F

T H E U K ’ S M O S T H I S T O R I C S H I P YA R D S .

S TA K EHOL DER L I A ISON

At the time of construction several

contractors were employed by the

council across the shipyard. This

required developing safe systems

of work which incorporated the

activities of others. Consideration

was given to fellow contractors when

developing traffic management

plans, managing deliveries, and

defining safe working boundaries.

Through maintaining an integrated

approach to safety, the scheme was

delivered with no reported incidents.

EN V IRONMEN T

We maintained a close working

relationship with the Environment

Agency, consulting with them in

relation to programme timings and

methodology in order to protect

the estuary which is home to a large

population of Salmonoids. When

undertaking concrete repairs a

fully encapsulating screen was

erected around the work platform

preventing contaminants from

entering the water. This screen

was subject to daily inspections.

C OL L A BOR ATI V E WORK ING

An excellent relationship was

maintained with our client with

structured value engineering

workshops undertaken to maximise

the scope of works possible through

additional funding. Through a

proactive approach to programming

the initial duration was increased by

four weeks in order to incorporate

the additional works. All key sectional

completion dates were achieved with

the quay handed back in advance of

planned dredging.

CLIENT

North Tyneside

Council

PROGRAMME

December ‘14 to

September ‘15

VALUE

£3m

P R O J E C T C A S E S T U D Y

N O R M A R E D F E A R N , M AY O R F O R N O R T H T Y N E S I D E

The refurbished facility adds

further volume to what we can

offer firms looking to locate in

North Tyneside and makes the site

very attractive to investors.

2 4 S O U T H B AY C I V I L S . C O . U K

Swan Hunter’s shipyard is situated on the north bank

of the River Tyne and has a rich history in ship building,

heavy industry and structural engineering. Following

several years of inactivity, the site was purchased by North

Tyneside Council with the aim of generating employment

from the offshore and renewable energy industries. The

quay wall fronting the River Tyne was found to be showing

significant age related decay across a length of 300m,

resulting in the need for detailed repair.

Awarded as a design and build contract, our work

scope included removal of debris from under the quay,

hydro-demolition of degraded concrete, concrete

repairs to structural members, replacement of existing

reinforcement, repairs to sheet pile walling, replacement

of fendering, and the installation of a cathodic protection

system. We appointed a specialist supplier to design and

supply the Hybrid Induced Current Cathodic Protection

System which was then installed by our site team.

The main challenge of the project was that of accessing

works beneath the suspended quay which involved the

design and installation of a propriety staircase by our

temporary works department. To ensure maximum on

site productivity the works were carried out using tidal

rotation shifts. An excellent relationship was maintained

with our client leading to the award of £750,000 worth of

additional works.

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S O U T H B AY C I V I L S . C O . U K 2 7

Wimbourne QuayRefurbishment

T H E R E F U R B I S H M E N T O F A N E X I S T I N G Q U AY A S

PA R T O F A L A R G E R C O N T R A C T T O C O N S T R U C T O N E

O F E U R O P E ’ S L A R G E S T W I N D T U R B I N E T E S T I N G

F A C I L I T I E S .

S TA K EHOL DER

M A N AGEMEN T

In undertaking the works within

a live port environment close

liaison was required with the Port

Authority, tenants and the main

contractor of the new test facility,

Shepherd Construction. Third

party interface was incorporated

into our Project Management Plan

(PMP), with key representatives

from each party invited to attend

site meetings. Our programme

incorporated various stakeholder

requirements.

K E Y CH A L L ENGE S HE A LT H & S A F E T Y

Since 2010 the Port of Blyth has played an increasingly important role in the

expansion of the UK’s renewable energy market, with the port being used to

handle large quantities of wind farm components. As part of this expansion a

National Renewable Energy Centre was constructed at the port requiring the

complete refurbishment of Wimbourne Quay, a load out facility used in the

transportation of components.

Our work scope included the supply and installation of 34no. permanent steel

piles through drilled openings in the existing quay. The existing structure was

then dismantled and removed. This allowed for the placement of 18no. reinforced

concrete pre-cast support beams and 52no. pre-cast slabs, providing the

formwork for a new reinforced concrete deck. The new deck is 1m thick and has

been designed to carry loads of up to 800 tonnes.

Further works included the strengthening of existing quay sections through the

installation of 2no. steel tubular piles, and the provision of associated steelwork

support.

CLIENT

Port of Blyth

PROGRAMME

September ‘12 to

March ‘13

VALUE

£880,000

P R O J E C T C A S E S T U D Y

D AV I D C L A R K E , C H I E F E X E C U T I V E , T H E

E N E R G Y T E C H N O L O G I E S I N S T I T U T E

The new test facility will allow both larger and a wider scope of turbines to be tested than currently available anywhere else is the world.

Weight restrictions on the existing

quay required careful consideration

when sequencing activities so as

to prevent collapse. In addition,

challenging bed rock conditions

called for the use of rock spigots

where tubular piles could not be

driven due to refusal. A temporary

casting yard was constructed

on-site which reduced vehicle

movements within a confined

environment whilst increasing

quality control.

In delivering works on the same

site as Shepherd Construction

an integrated approach to health

and safety was imperative. All

risk assessments and method

statements were submitted to and

approved by Shepherd to ensure

full account of ongoing activities

was considered. Relevant sections

of our PMP were submitted

for incorporation into their

corresponding document, ensuring

complete coordination.

Page 15: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

Jetty 1 UpgradeA S C H E M E U N D E R TA K E N W I T H I N A L I V E P E T R O C H E M I C A L E N V I R O N M E N T T O

U P G R A D E T H E B E R T H I N G F A C I L I T I E S O F A N E X I S T I N G H E AV I LY U S E D J E T T Y.

HE A LT H & S A F E T Y

In working within a live

petrochemical site our project

team were required to adhere to

our client’s strict permit to work

system. An excellent standard of

safety was maintained throughout

the contract with an accident

frequency rate of zero achieved

upon completion. Across an 18 day

period the site was fully operational

on 24 hour basis with multiple high

risk activities progressed, requiring

detailed planning. Over 15000 man

hours were worked incident free.

RISK M A N AGEMEN T

A proactive approach to risk

ensured all sectional completion

dates were achieved. This included

undertaking a complete dive

survey of the river bed with the aim

of identifying all potential issues

which may have impacted piling

operations. Detailed dimensional

surveys were also undertaken

to ensure all piling, concrete and

fendering materials accurately

fitted together, allowing rapid

installation in line with the

restricted programme.

PROGR A MME

The project was successfully delivered

to programme and budget. Through

developing a collaborative working

relationship all sectional completion

dates were achieved and costs

effectively controlled. Our client

initially anticipated a jetty down

time of 25 days, however we reduced

this period down to 18 days. This in

part was made possible by leasing a

section of land adjacent to the site

allowing pre-cast elements to be

produced, reducing lead in times,

whilst also increasing quality.

CLIENT

Inter Terminals

PROGRAMME

March ‘14 to

May ‘14

VALUE

£1.6m

P R O J E C T C A S E S T U D Y

This design and build contract involved delivering

significant upgrade works to an existing Jetty to

increase its berthing capacity. We appointed Fairhurst

to develop a detailed design and together delivered the

scheme to a demanding programme which included an

18 day shutdown of the facility. The scheme received a

commendation at the CECA Project of the Year awards

2015.

Our work scope included dismantling and removing

existing redundant fenders at three berthing dolphins.

These reinforced concrete (RC) dolphin structures were

then subject to a series of concrete repairs. Pairs of steel

tubular support piles were then driven into the river bed

at each location before minor steelwork alterations

were made in order to allow for the provision of a new

fendering system to each structure. A new 10m by 10m

RC dolphin was then constructed on tubular piles to

extend the jetty. All four structures have been supplied

with a new cathodic protection system. In delivering the

works a combination of land and specialist marine plant

was utilised.

Early involvement of all parties was essential in

delivering the works. Programme dates were agreed

promptly and carried major importance due to the

need for the jetty to be ready in advance of planned

operations. Whilst our client had begun the process of

obtaining the necessary consents and licences our team

ensured these were secured ahead of programme.

2 8 S O U T H B AY C I V I L S . C O . U K

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S O U T H B AY C I V I L S . C O . U K 31

Loch Striven Fender Repair

T H E R E F U R B I S H M E N T O F A N E X I S T I N G F E N D E R I N G

S Y S T E M O N T H E M A I N J E T T Y O F A F U E L D E P O T U S E D T O

S E R V I C E R O YA L N AV Y V E S S E L S .

PROGR A MME

Our client set the project team a

demanding programme of 5 weeks

due to the strategic importance

of the jetty to the Royal Navy. The

facility was to be returned fully

operational by the 21st of March

in readiness for a refuelling vessel.

Instrumental to awarding the

contract to Southbay was our ability

to offer an alternative programme

which reduced the shutdown

duration.

HE A LT H & S A F E T Y

The works were undertaken within

an Upper Tier CoMAH site with our

client employing a strict permit to

work system. Risk Assessments

and Method Statements were

developed in consultation with

our client and were submitted in

advance of the works. Whilst the

jetty was shut down for the duration

of the scheme the site received

ongoing fuel deliveries throughout,

requiring close coordination.

C OL L A BOR ATI V E

WORK ING

Due to the demanding programme

and the strict permit to work

system operated, maintaining a

collaborative relationship between

the client and project team was

imperative. Following award, early

contractor involvement began a full

3 weeks before on-site operations.

During this period, we were able

to develop the most efficient

programme and ensure the control

of all risk.

The Oil and Pipelines Agency are a statutory public corporation sponsored by the

Ministry of Defence. They are responsible for the operation, maintenance and

management of six Naval fuel depots, one of which is located at Loch Striven.

The fendering system to the main jetty was viewed as being of poor condition and

below the required standards for modern vessels.

Specifically, our scope of works included the replacement of existing timber

fendering and associated pile sections, and the demolition and re-provision of

existing on-shore mooring points including mooring bollards. Underwater divers

were used to assist in the removal and replacement of the fendering system.

Delivered to a demanding programme, a proactive approach was maintained

by our site team with accelerated material orders placed with key suppliers. To

minimise cost to our client the majority of the works were progressed using land

based plant directly from the jetty, with our own marine craft used to survey and

remove materials from the Loch.

CLIENT

Oil & Pipelines

Agency

PROGRAMME

February to

March ‘16

VALUE

£300,000

P R O J E C T C A S E S T U D Y

Page 17: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

Jetty 3 UpgradeA P R O J E C T I N V O LV I N G T H E R E P L A C E M E N T O F A F E N D E R I N G S Y S T E M O N A H E AV I LY

U S E D J E T T Y L O C AT E D O N T H E R I V E R T E E S . T H I S I N C L U D E D A F O U R W E E K S H U T

D O W N O F T H E F A C I L I T Y W H I C H I S U S E D T O T R A N S P O R T E T H Y L E N E .

HE A LT H & S A F E T Y

A strict permit to work system

was agreed with our client prior

to the commencement of on-site

works. In working within this live

petrochemical site consideration

of daily operations was built into

all method statements which were

issued to our client for approval. All

deliveries and vehicle movements

were closely monitored with prior

notice of traffic routes issued

to fellow contractors. Upon

completion, an accident frequency

rate of zero was achieved.

EN V IRONMEN T

Prior to commencing on site, we

worked closely with our client

Sabic to secure the necessary

MMO licence. In line with licensing

conditions only one piling rig was

permitted for use at any one time.

Throughout the piling works an

INCA trained ‘Mammal Observer’

was present to identify seals or

similar species in close proximity

to the site. An Environmental

Management Plan was prepared

which identified all necessary

control measures.

PROGR A MME

A major factor in securing the contract

was our ability to deliver the works

within a 4 week window during which

time the jetty was fully shut down.

In anticipation for this period and

in accordance with the restrictions

imposed by the MMO licence a

number of preparatory activities were

undertaken including loading of the

barge and placing advanced material

orders. Weekly programmes were

produced to maintain control in line

with key milestones.

CLIENT

Sabic UK

Petrochemicals

PROGRAMME

March ‘12 to

April ‘12

VALUE

£570,000

P R O J E C T C A S E S T U D Y

This £570,000 contract involved upgrading an existing

jetty within a live petrochemical site. The jetty in

question is used as part of the Ethylene production and

export process from which it is transported to various

destinations across Europe. The jetty end fenders were

showing significant deterioration and had reached

the end of their design life resulting in the need for

replacement.

Specifically, our work scope included removing the

existing fendering system using a floating barge before

breaking all components down for recycling. New fender

piles each 16m in length were driven over existing piles

using an impact hammer, before placing and bolting

prefabricated steel fendering to the jetty. To provide

increased stability to the structure concrete was placed

between the existing and new piles. Greenheart timbers

were fixed to the steel fender frame acting as a cushion

to vessels.

In order to preserve the life span of the new fendering

system a cathodic protection system has been provided

which was installed using underwater divers. All works

were completed across a four week period in which the

jetty was shut down. In accordance with the restricted

jetty access, all plant and materials were loaded onto a

barge at the Port of Sunderland and shipped to the River

Tees.

32 S O U T H B AY C I V I L S . C O . U K

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3 4 S O U T H B AY C I V I L S . C O . U K

K E V I N E M M E T T, P O R T D E V E L O P M E N T E N G I N E E R ,

P O R T O F T Y N E A U T H O R I T Y

Southbay have successfully completed contracts providing excellent value for money through both knowledge and professional application.

Mooring & BerthingI N A D D I T I O N T O T H E I R I N C L U S I O N W I T H I N L A R G E R C O N T R A C T S S O U T H B AY H AV E

A N E S TA B L I S H E D R E P U TAT I O N F O R T H E P R O V I S I O N O F B E S P O K E M O O R I N G A N D

B E R T H I N G F A C I L I T I E S O N A N I N D I V I D U A L C O N T R A C T B A S I S .

SIMON S T OR AGE BOL L A RD REPL ACEMEN T S

T Y NE C A R T ERMIN A L S T ORM BOL L A RD

ROBIN RIGG TIDE SL IDE S

CLIENT

Port of Tyne Authority

PROGRAMME

February ‘12 to March ‘12

VALUE

£77,000

The design and construction of

4no. bollard bases at the Simon

Storage facility, located within the

Port of Tyne. Each of these new

bases measure 8m x 8m x 1.2m

deep. Reinforcement, formwork and

holding down bolts were installed,

with each base poured to include a

brush and border finish. New bollards

with a 50t capacity were secured and

torqued down onto the bases.

Working on the banks of the River

Tyne meant all excavations were

affected by the tide. Old timber piled

walls and tie rods were exposed

following excavation. These exposed

structural elements were left

undisturbed in order to maintain

the structural integrity of the

quay. An existing land drain which

runs alongside two of the bases

was excavated and successfully

diverted.

CLIENT

Port of Tyne Authority

PROGRAMME

April to June ‘13

VALUE

£230,000

The contract involved the

replacement of an existing storm

bollard at one of the most heavily

used car terminals in the north of

England. This challenging contract

involved excavating between

multiple underground services

including high voltage cables. The

new 200t bollard has been fixed

to a piled base consisting of 12no.

Raked Piles, driven to a depth of

30m.

When installing the new bollard two

existing walkways were realigned

to access the newly constructed

base. This required the construction

of a new central pier which was

positioned on 2no. 405mm

diameter tubular piles. The piles

were installed using a land based

250t crawler crane. The works were

successfully progressed within a

live terminal environment.

CLIENT

Eon Climate & Renewables

PROGRAMME

May to September ‘13

VALUE

£250,000

The project comprised of installing

new mooring facilities at multiple

locations on an existing jetty within

the Port of Workington. The new

facilities will allow work boats to

moor outside of the port on a 24 hour

basis without requiring attendance

from pilot boats.

A total of four new tideslides were

provided which required 8no.

caisson clamps with a diameter of

4m to be drilled into the existing

caisson. Between the clamps 12no.

new horizontal beams were installed

at low level, upon which the tide

slides were attached. A total of 10no.

new timber fenders with associated

PE facing pads were then provided.

Final works included modifying and

re-attaching 2no. existing ladders.

The works were completed within

a challenging environment which

included a narrow jetty with strict

weight restrictions imposed.

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36 S O U T H B AY C I V I L S . C O . U K

Cathodic ProtectionS O U T H B AY B R I N G S P E C I A L I S T E X P E R I E N C E I N T H E D E S I G N , S U P P LY A N D

I N S TA L L AT I O N O F C AT H O D I C P R O T E C T I O N S Y S T E M S , E N H A N C I N G T H E O P E R AT I O N A L

L I F E O F M A R I N E S T R U C T U R E S .

CLIENT

Port of Dundee

PROGRAMME

October to December ‘14

VALUE

£360,000

Princess Alexandra Wharf is a heavily

used quay facility located within

the Port of Dundee. The contract

awarded to Southbay involved

undertaking significant concrete

and pile repairs associated with age

related decay and accelerated low

water corrosion. This included the

design, supply and installation of

a new Cathodic Protection system

which will protect the quay for a

period of 25 years.

Cathodic protection works

included the lowering, locating

and installation of 324no. galvanic

anodes to tubular piles located

beneath the quay, welded by

underwater divers. Our dive team

were supported by two work boats

which were used to transport the

materials and guide the anodes

into position. Meticulous planning

ensured no disruption was caused to

live vessel movements.

CLIENT

Inter Terminals

PROGRAMME

March to May ‘14

VALUE

£1.6m

As part of our contract to upgrade

berthing facilities at Jetty 1 of

the Simon Storage fuel depot we

were required to design, supply

and install a cathodic protection

system to tubular piles. This system

was designed by our appointed

consultant Fairhurst and will

protect steel berthing elements

from future corrosion within the

tidal zone.

The installation of the Cathodic

Protection system was undertaken

using underwater divers, assisted

by both a land based crane and

barge, which was mounted with

cranes to sling, lift and lower

individual components into

position before fixing to selected

piles. Our underwater dive team

were responsible for cleaning

pile face sections before welding

in place over 150no. galvanic

aluminium anodes.

CLIENT

Port of Dundee

PROGRAMME

January to July ‘16

VALUE

£550,000

The Prince Charles Wharf quay

facility is located within the Port

of Dundee, providing berthing and

land side areas to various industries.

Southbay were awarded a contract

to refurbish sections of the quay

which in addition to concrete and pile

repairs included the design, supply

and installation of a new cathodic

protection system.

Designed and supplied by our

specialist supply chain partner the

new cathodic protection system

comprises of 328no. sacrificial

anodes which were fixed to steel

frames before being secured

to identified tubular piles using

temporary lifting lugs and metal

work boats. The anodes were

secured in accordance with the tide

in order to access the different pile

levels. All works were successfully

programmed around live shipping

movements.

PRINCE S S A L E X A NDR A W H A RF

JE T T Y 1 UPGR A DE PRINCE CH A RL E S W H A RF

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3 8 S O U T H B AY C I V I L S . C O . U K

Thames EstuaryO U R E X P E R I E N C E I N C L U D E S S U C C E S S F U L LY D E L I V E R I N G C O N T R A C T S A C R O S S T H E

T H A M E S E S T U A R Y I N C L U D I N G T H E P O R T O F T I L B U R Y L O N D O N W H I C H I S T H E C I T Y ’ S

L A R G E S T M U LT I M O D A L P O R T F A C I L I T Y.

UPPER L E A D -IN JE T T Y, F ENDER NO 9 REPL ACEMEN T

F ENDER PA NEL REPL ACEMEN T

S T ONE PRO T EC TION T O GREEN W ICH RI V ER WA L L

CLIENT

Port of Tilbury London

PROGRAMME

June to August ‘14

VALUE

£146,000

Undertaken within London’s largest

multi modal port facility the project

involved replacing an existing ‘V’

fender and associated piles. The

fender which forms part of the main

lead in jetty suffered significant

damage following vessel collision.

The project was delivered across

a 4 week duration, and required

coordinating works around daily

shipping movements.

Specifically, our work scope

included removing the existing

V fender and steelwork before

extracting 32m long fender

piles and removing redundant

material. Using conventional

piling techniques, a piling gate

assisted the installation of 2no. UC

Section piles each 32m long. The

new fendering system including

facing timbers was then secured

to the jetty, with associated fixing

chains reattached. All works were

completed using land based plant

and equipment.

CLIENT

DP London Gateway

PROGRAMME

Oct to Nov ‘16

VALUE

£35,000

London Gateway is a deep-water

port located on the north bank

of the River Thames at Stanford-

le-Hope, Essex. The port which

includes three main berths has

the capacity to handle some of the

world’s largest container ships, and

consists of an onsite logistics park

connected to the rest of the UK via a

direct rail link.

Specifically, this maintenance

contract involved replacing insitu

a number of UHMV-PE wear pads

on the existing fendering system,

welding of new fixing studs

where necessary, and repairing

paint damage where the pads

were missing or damaged. An

initial survey was undertaken to

determine the full extent of repairs.

In line with the port’s short vessel

turnaround times, all works were

programmed in accordance with

multiple operational requirements.

CLIENT

Old Royal Naval College

PROGRAMME

December ‘16

VALUE

£110,000

A contract which involved works

to an area of the River Thames

foreshore directly in front of the Old

Royal Naval College Greenwich, a

designated World Heritage Site. The

area has suffered from significant

erosion through vessel scour and

tidal current. The erosion has

reduced the level of the riverbank

to a point at which any further

movement would compromise the

River Wall.

In order to mitigate against

the continued erosion, we

successfully installed Scour

Protection Mattresses filled with

locally sourced stone onto the

foreshore. Placed onto a geotextile

membrane the mattresses take

the form of Kyowa Filter Units, an

environmentally friendly marine

product which allows fish and plants

to live within inter-spaces. Prior to

the main works timber pile caps

located within the area dating back

to the Tudors were protected.

Page 21: SOUTHBAY CIVIL ENGINEERING LIMITED Constructing

H E R E T O H E L P

Paul Stephenson

Managing Director

Southbay Civil Engineering Ltd

The Bailey

Cumberland Road

North Shields

NE29 8RD

0191 234 2244

[email protected]

southbaycivils.co.uk